History of the Universe

   

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Biological Environment > Making Protein

Earlier  4 Billion Years ago Later

This site tells the story of the history of the universe. Click Earlier and Later to follow the story. Note: Many facts have been simplified to make them easier to understand.

 
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A group of molecules called a ribosome can read the information in the bases of nucleic acid and use it to build a protein. The ribosome reads three bases at a time, and uses this as a code for choosing the next amino acid to add to the growing protein.

So the sequence of the bases in a nucleic acid controls which protein the ribosome builds.

   
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Earlier  4 Billion Years ago Later

Biological Environment > Making Protein

   

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